Remove Animations and Transitions.

sky/engine/core/animation/Timing.idl

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-[
-    ImplementedAs=AnimationNodeTiming,
-] interface Timing {
-    attribute double delay;
-    attribute double endDelay;
-    attribute DOMString fill;
-    attribute double iterationStart;
-    attribute double iterations;
-
-    // FIXME: This uses a NamedPropertyGetter to implement the 'duration' attribute
-    // because duration has a union type (which is tricky to do with an attribute).
-    // Fix will be in a follow-up patch if there is a better solution.
-    [ImplementedAs=getDuration] getter DOMString (DOMString name);
-
-    // FIXME: If the user calls animation.specified.duration = "" (empty string) then duration
-    // gets set to 0 (This is correct behavior for IDL). Correct result is for duration to
-    // be set to 'auto'.
-    // [TypeChecking=Interface, ImplementedAs=setDuration] setter double (DOMString name, double duration);
-
-    attribute double playbackRate;
-    attribute DOMString direction;
-    attribute DOMString easing;
-};